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-rw-r--r--arch/arm/mach-nomadik/board-nhk8815.c353
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diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
deleted file mode 100644
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--- a/arch/arm/mach-nomadik/board-nhk8815.c
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1/*
2 * linux/arch/arm/mach-nomadik/board-8815nhk.c
3 *
4 * Copyright (C) STMicroelectronics
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2, as
8 * published by the Free Software Foundation.
9 *
10 * NHK15 board specifc driver definition
11 */
12#include <linux/types.h>
13#include <linux/kernel.h>
14#include <linux/init.h>
15#include <linux/platform_device.h>
16#include <linux/amba/bus.h>
17#include <linux/amba/mmci.h>
18#include <linux/interrupt.h>
19#include <linux/gpio.h>
20#include <linux/mtd/mtd.h>
21#include <linux/mtd/nand.h>
22#include <linux/mtd/fsmc.h>
23#include <linux/mtd/onenand.h>
24#include <linux/mtd/partitions.h>
25#include <linux/i2c.h>
26#include <linux/io.h>
27#include <linux/pinctrl/machine.h>
28#include <linux/platform_data/pinctrl-nomadik.h>
29#include <linux/platform_data/clocksource-nomadik-mtu.h>
30#include <asm/sizes.h>
31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
33#include <asm/mach/flash.h>
34#include <asm/mach/time.h>
35#include <mach/irqs.h>
36
37#include "cpu-8815.h"
38
39/* Initial value for SRC control register: all timers use MXTAL/8 source */
40#define SRC_CR_INIT_MASK 0x00007fff
41#define SRC_CR_INIT_VAL 0x2aaa8000
42
43#define ALE_OFF 0x1000000
44#define CLE_OFF 0x800000
45
46/* These addresses span 16MB, so use three individual pages */
47static struct resource nhk8815_nand_resources[] = {
48 {
49 .name = "nand_data",
50 .start = 0x40000000,
51 .end = 0x40000000 + SZ_16K - 1,
52 .flags = IORESOURCE_MEM,
53 }, {
54 .name = "nand_addr",
55 .start = 0x40000000 + ALE_OFF,
56 .end = 0x40000000 +ALE_OFF + SZ_16K - 1,
57 .flags = IORESOURCE_MEM,
58 }, {
59 .name = "nand_cmd",
60 .start = 0x40000000 + CLE_OFF,
61 .end = 0x40000000 + CLE_OFF + SZ_16K - 1,
62 .flags = IORESOURCE_MEM,
63 }, {
64 .name = "fsmc_regs",
65 .start = NOMADIK_FSMC_BASE,
66 .end = NOMADIK_FSMC_BASE + SZ_4K - 1,
67 .flags = IORESOURCE_MEM,
68 },
69};
70
71/*
72 * These partitions are the same as those used in the 2.6.20 release
73 * shipped by the vendor; the first two partitions are mandated
74 * by the boot ROM, and the bootloader area is somehow oversized...
75 */
76static struct mtd_partition nhk8815_partitions[] = {
77 {
78 .name = "X-Loader(NAND)",
79 .offset = 0,
80 .size = SZ_256K,
81 }, {
82 .name = "MemInit(NAND)",
83 .offset = MTDPART_OFS_APPEND,
84 .size = SZ_256K,
85 }, {
86 .name = "BootLoader(NAND)",
87 .offset = MTDPART_OFS_APPEND,
88 .size = SZ_2M,
89 }, {
90 .name = "Kernel zImage(NAND)",
91 .offset = MTDPART_OFS_APPEND,
92 .size = 3 * SZ_1M,
93 }, {
94 .name = "Root Filesystem(NAND)",
95 .offset = MTDPART_OFS_APPEND,
96 .size = 22 * SZ_1M,
97 }, {
98 .name = "User Filesystem(NAND)",
99 .offset = MTDPART_OFS_APPEND,
100 .size = MTDPART_SIZ_FULL,
101 }
102};
103
104static struct fsmc_nand_timings nhk8815_nand_timings = {
105 .thiz = 0,
106 .thold = 0x10,
107 .twait = 0x0A,
108 .tset = 0,
109};
110
111static struct fsmc_nand_platform_data nhk8815_nand_platform_data = {
112 .nand_timings = &nhk8815_nand_timings,
113 .partitions = nhk8815_partitions,
114 .nr_partitions = ARRAY_SIZE(nhk8815_partitions),
115 .width = FSMC_NAND_BW8,
116};
117
118static struct platform_device nhk8815_nand_device = {
119 .name = "fsmc-nand",
120 .id = -1,
121 .resource = nhk8815_nand_resources,
122 .num_resources = ARRAY_SIZE(nhk8815_nand_resources),
123 .dev = {
124 .platform_data = &nhk8815_nand_platform_data,
125 },
126};
127
128/* These are the partitions for the OneNand device, different from above */
129static struct mtd_partition nhk8815_onenand_partitions[] = {
130 {
131 .name = "X-Loader(OneNAND)",
132 .offset = 0,
133 .size = SZ_256K,
134 }, {
135 .name = "MemInit(OneNAND)",
136 .offset = MTDPART_OFS_APPEND,
137 .size = SZ_256K,
138 }, {
139 .name = "BootLoader(OneNAND)",
140 .offset = MTDPART_OFS_APPEND,
141 .size = SZ_2M-SZ_256K,
142 }, {
143 .name = "SysImage(OneNAND)",
144 .offset = MTDPART_OFS_APPEND,
145 .size = 4 * SZ_1M,
146 }, {
147 .name = "Root Filesystem(OneNAND)",
148 .offset = MTDPART_OFS_APPEND,
149 .size = 22 * SZ_1M,
150 }, {
151 .name = "User Filesystem(OneNAND)",
152 .offset = MTDPART_OFS_APPEND,
153 .size = MTDPART_SIZ_FULL,
154 }
155};
156
157static struct onenand_platform_data nhk8815_onenand_data = {
158 .parts = nhk8815_onenand_partitions,
159 .nr_parts = ARRAY_SIZE(nhk8815_onenand_partitions),
160};
161
162static struct resource nhk8815_onenand_resource[] = {
163 {
164 .start = 0x30000000,
165 .end = 0x30000000 + SZ_128K - 1,
166 .flags = IORESOURCE_MEM,
167 },
168};
169
170static struct platform_device nhk8815_onenand_device = {
171 .name = "onenand-flash",
172 .id = -1,
173 .dev = {
174 .platform_data = &nhk8815_onenand_data,
175 },
176 .resource = nhk8815_onenand_resource,
177 .num_resources = ARRAY_SIZE(nhk8815_onenand_resource),
178};
179
180/* bus control reg. and bus timing reg. for CS0..CS3 */
181#define FSMC_BCR(x) (NOMADIK_FSMC_VA + (x << 3))
182#define FSMC_BTR(x) (NOMADIK_FSMC_VA + (x << 3) + 0x04)
183
184static void __init nhk8815_onenand_init(void)
185{
186#ifdef CONFIG_MTD_ONENAND
187 /* Set up SMCS0 for OneNand */
188 writel(0x000030db, FSMC_BCR(0));
189 writel(0x02100551, FSMC_BTR(0));
190#endif
191}
192
193static struct mmci_platform_data mmcsd_plat_data = {
194 .ocr_mask = MMC_VDD_29_30,
195 .f_max = 48000000,
196 .gpio_wp = -1,
197 .gpio_cd = 111,
198 .cd_invert = true,
199 .capabilities = MMC_CAP_MMC_HIGHSPEED |
200 MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA,
201};
202
203static int __init nhk8815_mmcsd_init(void)
204{
205 int ret;
206
207 ret = gpio_request(112, "card detect bias");
208 if (ret)
209 return ret;
210 gpio_direction_output(112, 0);
211 amba_apb_device_add(NULL, "mmci", NOMADIK_SDI_BASE, SZ_4K, IRQ_SDMMC, 0, &mmcsd_plat_data, 0x10180180);
212 return 0;
213}
214module_init(nhk8815_mmcsd_init);
215
216static struct resource nhk8815_eth_resources[] = {
217 {
218 .name = "smc91x-regs",
219 .start = 0x34000000 + 0x300,
220 .end = 0x34000000 + SZ_64K - 1,
221 .flags = IORESOURCE_MEM,
222 }, {
223 .start = NOMADIK_GPIO_TO_IRQ(115),
224 .end = NOMADIK_GPIO_TO_IRQ(115),
225 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
226 }
227};
228
229static struct platform_device nhk8815_eth_device = {
230 .name = "smc91x",
231 .resource = nhk8815_eth_resources,
232 .num_resources = ARRAY_SIZE(nhk8815_eth_resources),
233};
234
235static int __init nhk8815_eth_init(void)
236{
237 int gpio_nr = 115; /* hardwired in the board */
238 int err;
239
240 err = gpio_request(gpio_nr, "eth_irq");
241 if (!err) err = nmk_gpio_set_mode(gpio_nr, NMK_GPIO_ALT_GPIO);
242 if (!err) err = gpio_direction_input(gpio_nr);
243 if (err)
244 pr_err("Error %i in %s\n", err, __func__);
245 return err;
246}
247device_initcall(nhk8815_eth_init);
248
249static struct platform_device *nhk8815_platform_devices[] __initdata = {
250 &nhk8815_nand_device,
251 &nhk8815_onenand_device,
252 &nhk8815_eth_device,
253 /* will add more devices */
254};
255
256static void __init nomadik_timer_init(void)
257{
258 u32 src_cr;
259
260 /* Configure timer sources in "system reset controller" ctrl reg */
261 src_cr = readl(io_p2v(NOMADIK_SRC_BASE));
262 src_cr &= SRC_CR_INIT_MASK;
263 src_cr |= SRC_CR_INIT_VAL;
264 writel(src_cr, io_p2v(NOMADIK_SRC_BASE));
265
266 nmdk_timer_init(io_p2v(NOMADIK_MTU0_BASE), IRQ_MTU0);
267}
268
269static struct i2c_board_info __initdata nhk8815_i2c0_devices[] = {
270 {
271 I2C_BOARD_INFO("stw4811", 0x2d),
272 },
273};
274
275static struct i2c_board_info __initdata nhk8815_i2c1_devices[] = {
276 {
277 I2C_BOARD_INFO("camera", 0x10),
278 },
279 {
280 I2C_BOARD_INFO("stw5095", 0x1a),
281 },
282 {
283 I2C_BOARD_INFO("lis3lv02dl", 0x1d),
284 },
285};
286
287static struct i2c_board_info __initdata nhk8815_i2c2_devices[] = {
288 {
289 I2C_BOARD_INFO("stw4811-usb", 0x2d),
290 },
291};
292
293static unsigned long out_low[] = { PIN_OUTPUT_LOW };
294static unsigned long out_high[] = { PIN_OUTPUT_HIGH };
295static unsigned long in_nopull[] = { PIN_INPUT_NOPULL };
296static unsigned long in_pullup[] = { PIN_INPUT_PULLUP };
297
298static struct pinctrl_map __initdata nhk8815_pinmap[] = {
299 PIN_MAP_MUX_GROUP_DEFAULT("uart0", "pinctrl-stn8815", "u0_a_1", "u0"),
300 PIN_MAP_MUX_GROUP_DEFAULT("uart1", "pinctrl-stn8815", "u1_a_1", "u1"),
301 /* Hog in MMC/SD card mux */
302 PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-stn8815", "mmcsd_a_1", "mmcsd"),
303 /* MCCLK */
304 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO8_B10", out_low),
305 /* MCCMD */
306 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO9_A10", in_pullup),
307 /* MCCMDDIR */
308 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO10_C11", out_high),
309 /* MCDAT3-0 */
310 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO11_B11", in_pullup),
311 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO12_A11", in_pullup),
312 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO13_C12", in_pullup),
313 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO14_B12", in_pullup),
314 /* MCDAT0DIR */
315 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO15_A12", out_high),
316 /* MCDAT31DIR */
317 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO16_C13", out_high),
318 /* MCMSFBCLK */
319 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO24_C15", in_pullup),
320 /* CD input GPIO */
321 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO111_H21", in_nopull),
322 /* CD bias drive */
323 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO112_J21", out_low),
324};
325
326static void __init nhk8815_platform_init(void)
327{
328 pinctrl_register_mappings(nhk8815_pinmap, ARRAY_SIZE(nhk8815_pinmap));
329 cpu8815_platform_init();
330 nhk8815_onenand_init();
331 platform_add_devices(nhk8815_platform_devices,
332 ARRAY_SIZE(nhk8815_platform_devices));
333
334 amba_apb_device_add(NULL, "uart0", NOMADIK_UART0_BASE, SZ_4K, IRQ_UART0, 0, NULL, 0);
335 amba_apb_device_add(NULL, "uart1", NOMADIK_UART1_BASE, SZ_4K, IRQ_UART1, 0, NULL, 0);
336
337 i2c_register_board_info(0, nhk8815_i2c0_devices,
338 ARRAY_SIZE(nhk8815_i2c0_devices));
339 i2c_register_board_info(1, nhk8815_i2c1_devices,
340 ARRAY_SIZE(nhk8815_i2c1_devices));
341 i2c_register_board_info(2, nhk8815_i2c2_devices,
342 ARRAY_SIZE(nhk8815_i2c2_devices));
343}
344
345MACHINE_START(NOMADIK, "NHK8815")
346 /* Maintainer: ST MicroElectronics */
347 .atag_offset = 0x100,
348 .map_io = cpu8815_map_io,
349 .init_irq = cpu8815_init_irq,
350 .init_time = nomadik_timer_init,
351 .init_machine = nhk8815_platform_init,
352 .restart = cpu8815_restart,
353MACHINE_END
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